Home / 85,376,868.96-117,820,054.32-46,218,616.68

Finding the Fourth Proportional to 85,376,868.96, 117,820,054.32 and 46,218,616.68

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Solution

The fourth proportional to 85,376,868.96, 117,820,054.32 and 46,218,616.68 is: 63,781,677.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,376,868.96 : 117,820,054.32 = 46,218,616.68 : x
  2. Step 2: Convert to fraction form
    85,376,868.96/117,820,054.32 = 46,218,616.68/x
  3. Step 3: Cross multiply
    85,376,868.96x = 117,820,054.32 × 46,218,616.68
  4. Step 4: Simplify right side
    85,376,868.96x = 5,445,479,927,832,858
  5. Step 5: Solve for x
    x = 5,445,479,927,832,858/85,376,868.96
  6. Step 6: Final answer
    x = 63,781,677.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.